Protein
Poly(3-hydroxyalkanoate) polymerase subunit PhaC
Organism
Haloarcula hispanica (strain ATCC 33960 / DSM 4426 / JCM 8911 / NBRC 102182 / NCIMB 2187 / VKM B-1755)
Function
Involved in the production of polyhydroxyalkonic acids (PHAs), which are water-insoluble biopolymers used as intracellular energy reserve material when cells grow under conditions of nutrient limitation. PHAs are composed primarily of 3-hydroxybutyric acid (3HB) and 3-hydroxyvaleric acid (3HV). Required for the production of poly-beta-hydroxybutyrate (PHB) and poly(beta-hydroxybutyrate-co-beta-hydroxyvalerate) (PHBV).
Similarity
Belongs to the PHA/PHB synthase family.
Sequence
MSSNPFNPFEAALNWQRKTLENMTDAAETSQIADERLELMESVEVGQTPSDVVYEENKLELLHYDAEATGIEVAEEDKEAVPILIVYALINRPYILDLQEERSVVRRLLEAGHDVYLIDWNEPSRLDQHLTLDDYVNRYMDNCVDVVRERSGQDAINILGYCMGGTMSVMYTALHKEKVNTLGLMAAGLCFDHTGGVLEEWGSEEYYSPQDVVDTFGNVPSDMLDIGFALMDPVENYVTKYIRFAENMENEGFVENFGRMEQWLGDGIDVAGEAYVQFLEDVYQDNKLYKNELELNGKHVDLDNIDMPVLQLMGEYDHLIPPEASKPFNDVIASDDTRTIEFSTGHIGLSVSSSTHADLWPEVAEWYSERSTGGEEVDIEVESPEDDTVDQSESTDIEVDATDDVDADATEDDADAADEPADVDSVSGIGPTYAERLHAAGIHSVADLAEYDAAELADIAETTESRAQDWLDQL